Showing posts with label key. Show all posts
Showing posts with label key. Show all posts
Wednesday, November 5, 2014
Nokia 5230 power switch button ways solution power key not working
Nokia 5230 is dead and not getting power on it can be problem of Nokia 5230 power switch button ways solution Nokia 5230 power key not working.So to diagnostic this fault plug in charging pin into it if charging symbol shows on it but can not be switch on button is not working.
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to solve power switch button power key in Nokia 5230 you can follow steps as given in above diagram.check power button prints points with meter if value is good then replace power switch button in Nokia 5230 if value is not good then check all track which is given in red lines.red line print is to show positive print and other one is a ground print.
to solve power switch button power key in Nokia 5230 you can follow steps as given in above diagram.check power button prints points with meter if value is good then replace power switch button in Nokia 5230 if value is not good then check all track which is given in red lines.red line print is to show positive print and other one is a ground print.
Wednesday, October 29, 2014
Nokia 6700 slide Navigation and Upper Key Not Working or Responding solution
Heres a step by step procedure on how to fix or repair a damaged nokia 6700 slide that has a navigation key and upper keys that stop working or not responding when being pressed. This solution may also help work if the device show charging indication but unable to turned the Power ON.
If encountered this problem the solution below will tell us which particular parts or components that might damaged and caused the problem.
In Nokia 6700 slide the upper keys like the soft left, soft right, up, down, select, right, left, send, menu, S60 and the power ON OFF key is mounted or connected on a flexible cable wire.
This solution below shows the upper keys connection with each other keys.
Aside from keypad button connection, there also other major operational circuit is being connected to it like the LCD display, microphone, earpiece and camera.
Once the flexible cable wire damaged or breakdown all of these connected circuit will show some difficulty and problem.
In troubleshooting the upper keypad problem, you must first ensure to check the flex cable wire or try to install a new replacement spare if having trouble how to determine if it is already damaged or not.
A damaged flex can be checked visually for looking some cuts or brushes but sometimes not so easy to determine.
Now if the flex cable wire is already been replaced but still does not solved and fix the problem, you can proceed and see this soltion below for further troubleshooting.
Now, this solution shows the location of the two ESD-EMI filter used on nokia 6700 slide keypad circuit.
This filter ICs also holds the numeric keys, if one or both of these keypad filter IC is damaged this will result to keypad not responding problem.
By replacing this keypad filter ICs will possibly help fix and solved Nokia 6700 slide keypad malfunction problem.
If encountered this problem the solution below will tell us which particular parts or components that might damaged and caused the problem.
In Nokia 6700 slide the upper keys like the soft left, soft right, up, down, select, right, left, send, menu, S60 and the power ON OFF key is mounted or connected on a flexible cable wire.
This solution below shows the upper keys connection with each other keys.
Nokia 6700 Slide Upper Keypad Connection
Once the flexible cable wire damaged or breakdown all of these connected circuit will show some difficulty and problem.
Nokia 6700 slide Flexible Cable Wire
A damaged flex can be checked visually for looking some cuts or brushes but sometimes not so easy to determine.
Now if the flex cable wire is already been replaced but still does not solved and fix the problem, you can proceed and see this soltion below for further troubleshooting.
Now, this solution shows the location of the two ESD-EMI filter used on nokia 6700 slide keypad circuit.
This filter ICs also holds the numeric keys, if one or both of these keypad filter IC is damaged this will result to keypad not responding problem.
Nokia 6700 slide Keypad Filter IC Solution
Monday, October 27, 2014
Nokia 2730c On and OFF key jumper ways solution
Heres the solution for a water damaged Nokia 2730c that shows charging indications but unable to turns on when pressing the power key button.
The solution below shows the line paths of the Nokia 2730c On -OFF key connections down to the keypad filter chip. You may refer to the below solution for tracing the on-of line paths and mend an alternative jumper solution on it.
The solution below shows the line paths of the Nokia 2730c On -OFF key connections down to the keypad filter chip. You may refer to the below solution for tracing the on-of line paths and mend an alternative jumper solution on it.
Nokia 2730c Power On and OF key Jumper Ways
Monday, September 8, 2014
How To Hard Reset Factory Reset Samsung I8150 Galaxy W Key Combination Method
The Hard Reset / Factory Reset operation can fix many software related errors and problems:
- After installing bad or unsupported application into your Samsung mobile phone which causes your phone to be frozen.
- Your Samsung mobile phone doesnt respond to any order after booting because of some software errors.
- Forgotten pattern lock in Samsung Android mobile phones.
- Forgotten user code.
- Forgotten phone code.
- Before or after installing new firmware updates into your device.
- Before selling the device to Wipe all your saved data.
Before performing the Hard Reset:
- In case your Samsung mobile phone can connect to a computer then it is better to make a backup of your saved data using Samsung kies software.
- Check that your phones battery has enough charging, Otherwise you should charge it before doing any step.
Samsung I8150 Galaxy W Hard Reset Steps:
- Make sure that your Samsung I8150 Galaxy W is Off, And has no SIM or Memory cards inside.
- Your Samsung mobile phone doesnt respond to any order after booting because of some software errors.
- Forgotten pattern lock in Samsung Android mobile phones.
- Forgotten user code.
- Forgotten phone code.
- Before or after installing new firmware updates into your device.
- Before selling the device to Wipe all your saved data.
Before performing the Hard Reset:
- In case your Samsung mobile phone can connect to a computer then it is better to make a backup of your saved data using Samsung kies software.
- Check that your phones battery has enough charging, Otherwise you should charge it before doing any step.
Samsung I8150 Galaxy W Hard Reset Steps:
- Make sure that your Samsung I8150 Galaxy W is Off, And has no SIM or Memory cards inside.
- Take out its battery for 10 seconds, Then put it in again.
- Press and hold Volume Up key + Home Key + Power button.
- Keep pressing the above keys until the Samsung logo appears,Then release Power key only.
- Wait until you see the Android box on Lcd, Then release all keys.
- Press the Menu button to get into Factory reset / System Recovery menu.
- Use Volume Down key to scroll down and select Wipe Data / Factory Reset option.
- Use Home button to confirm the operation.
- You need to use the Volume Down key again to select "Yes -- delete all user data"
- Use Home button to confirm the operation one more time.
- After performing the hard reset, Select Reboot System Now option, And confirm it using Home button.
- Now the phone will reboots, Wait for it to be fully on and then you can start using it.
Notice: The Hard Reset / Factory Reset operation will delete anything that are saved to your phones internal memory, So make a backup of your data in case you can access them.
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